—How far is it from the supermarket to your home?

—It’s about                .

A. 20-minute drive　B. 20-minutes’ drive　C. 20 minute’s drive　D. 20 minutes’ drive

---How ____ is it from here Ningbo to Xi'an?

　---It's about two ____ flight.

---How ____ is it from here Ningbo to Xi'an?
　---It's about two ____ flight.
　  

---_______ is it from your home to school?

---It’s about 10 kilometers.
　　　　 　　A. How far　　　　　　　 B. How long　　　C. How often　 D. How old

根据句意及首字母提示填单词，使句意完整，请注意单词的正确形式。

1.Tom often r_________ .his bike to go to the zoo.

2.Some students are playing soccer on their school p_________.

3.—Dou you think English is easy?

—No. I think it’s a little d_________ .

4.We can’t see the ball because it is b ________ the door.

5.It’s about 130 k_________ away from Beijing to Tianjin.